Some enzymes regulated by cAMP-dependent phosphorylation by PKA

Enzyme Pathway
Glycogen Synthase glycogen synthesis
Phosphorylase Kinase glycogen breakdown
Pyruvate Kinase Glycolysis
Pyruvate Dehydrogensae Pyruvate to acetyl-CoA
Hormone-sensitive Lipase Triacylglyeride breakdown
Tyrosine Hydroxylase Synthesis of DOPA, dopamine, norepinephrine
Histone H1 Nucleosome formation with DNA
Histone H2B Nucleosome formation with DNA
Protein phosphatase 1 Inhibitor 1 Regulation of protein dephosphorylation
CREB cAMP regulation of gene expression
PKA cosensus sequence XR(R/K)X(S/T)B  (B = hydrophobic amino acid)